Kubernetes up to 1.1-1.14/1.15.9/1.16.6/1.17.2 kube-apiserver excessive platform resource consumption within a loop

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.7	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Kubernetes up to 1.1-1.14/1.15.9/1.16.6/1.17.2 and classified as problematic. The impacted element is an unknown function of the component kube-apiserver. Executing a manipulation can lead to excessive platform resource consumption within a loop. This vulnerability is tracked as CVE-2019-11254. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Kubernetes up to 1.1-1.14/1.15.9/1.16.6/1.17.2 (Virtualization Software). This vulnerability affects an unknown code of the component kube-apiserver. The manipulation with an unknown input leads to a excessive platform resource consumption within a loop vulnerability. The CWE definition for the vulnerability is CWE-1050. The product has a loop body or loop condition that contains a control element that directly or indirectly consumes platform resources, e.g. messaging, sessions, locks, or file descriptors. As an impact it is known to affect availability. CVE summarizes:

The Kubernetes API Server component in versions 1.1-1.14, and versions prior to 1.15.10, 1.16.7 and 1.17.3 allows an authorized user who sends malicious YAML payloads to cause the kube-apiserver to consume excessive CPU cycles while parsing YAML.

The weakness was disclosed 04/01/2020. This vulnerability was named CVE-2019-11254 since 04/17/2019. The attack can be initiated remotely. A single authentication is needed for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 213540 (openSUSE 15 Security Update : etcd (openSUSE-SU-2025:0003-1)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.15.10, 1.16.7 or 1.17.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (213540). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Virtualization Software

Name

• Kubernetes

Version

• 1.1-1.0
• 1.1-1.1
• 1.1-1.2
• 1.1-1.3
• 1.1-1.4
• 1.1-1.5
• 1.1-1.6
• 1.1-1.7
• 1.1-1.8
• 1.1-1.9
• 1.1-1.10
• 1.1-1.11
• 1.1-1.12
• 1.1-1.13
• 1.1-1.14
• 1.15.0
• 1.15.1
• 1.15.2
• 1.15.3
• 1.15.4
• 1.15.5
• 1.15.6
• 1.15.7
• 1.15.8
• 1.15.9
• 1.16.0
• 1.16.1
• 1.16.2
• 1.16.3
• 1.16.4
• 1.16.5
• 1.16.6
• 1.17.0
• 1.17.1
• 1.17.2

License

• open-source

Website

• Product: https://github.com/kubernetes/kubernetes/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Kubernetes): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Excessive platform resource consumption within a loop
CWE: CWE-1050 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 213540
Nessus Name: openSUSE 15 Security Update : etcd (openSUSE-SU-2025:0003-1)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kubernetes 1.15.10/1.16.7/1.17.3

Timelineinfo

04/17/2019 🔍
04/01/2020 +350 days 🔍
04/02/2020 +1 days 🔍
01/08/2025 +1742 days 🔍

Sourcesinfo

Product: github.com

Advisory: 89535
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2019-11254 (🔍)
GCVE (CVE): GCVE-0-2019-11254
GCVE (VulDB): GCVE-100-152632

Entryinfo

Created: 04/02/2020 12:56
Updated: 01/08/2025 11:28
Changes: 04/02/2020 12:56 (36), 04/02/2020 13:01 (12), 10/06/2020 18:50 (1), 05/12/2024 18:27 (18), 05/12/2024 18:34 (19), 01/08/2025 11:28 (5)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

Do you know our Splunk app?

Download it now for free!